DE3561686D1 - Backwash precoat candle filter with suspended candles, and use of a slit tube therefor - Google Patents

Backwash precoat candle filter with suspended candles, and use of a slit tube therefor

Info

Publication number
DE3561686D1
DE3561686D1 DE8585105344T DE3561686T DE3561686D1 DE 3561686 D1 DE3561686 D1 DE 3561686D1 DE 8585105344 T DE8585105344 T DE 8585105344T DE 3561686 T DE3561686 T DE 3561686T DE 3561686 D1 DE3561686 D1 DE 3561686D1
Authority
DE
Germany
Prior art keywords
suspended
welded
candles
backwash
section
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE8585105344T
Other languages
German (de)
English (en)
Inventor
Rolf Scheiwiler
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
A. SUTTER AG ST. GALLEN, ST. GALLEN, CH
Original Assignee
FILTROX MASCHINENBAU AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8193476&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3561686(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by FILTROX MASCHINENBAU AG filed Critical FILTROX MASCHINENBAU AG
Application granted granted Critical
Publication of DE3561686D1 publication Critical patent/DE3561686D1/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/111—Making filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/15—Supported filter elements arranged for inward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/44—Edge filtering elements, i.e. using contiguous impervious surfaces
    • B01D29/48—Edge filtering elements, i.e. using contiguous impervious surfaces of spirally or helically wound bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D29/68—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
    • B01D29/92—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging filtrate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/04—Supports for the filtering elements
    • B01D2201/043—Filter tubes connected to plates
    • B01D2201/0446—Filter tubes connected to plates suspended from plates at the upper side of the filter elements

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Fats And Perfumes (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE8585105344T 1985-05-02 1985-05-02 Backwash precoat candle filter with suspended candles, and use of a slit tube therefor Expired DE3561686D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP85105344A EP0203206B1 (fr) 1985-05-02 1985-05-02 Filtre à précouche lavable par reflux avec des bougies suspendues et utilisation d'un tube à fentes à cet effet

Publications (1)

Publication Number Publication Date
DE3561686D1 true DE3561686D1 (en) 1988-04-07

Family

ID=8193476

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585105344T Expired DE3561686D1 (en) 1985-05-02 1985-05-02 Backwash precoat candle filter with suspended candles, and use of a slit tube therefor

Country Status (3)

Country Link
EP (1) EP0203206B1 (fr)
AT (1) ATE32663T1 (fr)
DE (1) DE3561686D1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5792353A (en) * 1996-05-31 1998-08-11 Filtrox-Werk Ag Helical filter candle including evenly spaced turns and compressed ends and method of its manufacture
DE19842302B4 (de) * 1998-09-16 2006-05-11 Khs Ag Steckbare Filterkerze für Kesselfilter
EP1106227A1 (fr) * 1999-11-16 2001-06-13 Filtrox AG Filtre à couches en form de bougie et procédé pour la filtration du volume residuel
DE50100649D1 (de) * 2001-03-19 2003-10-23 Steinecker Maschf Anton Filterkerze
ATE359853T1 (de) * 2002-07-08 2007-05-15 Filtrox Ag Anschwemmfilterkerze, anschwemmfilter und verwendung einer filterkerze
EP2668989A1 (fr) 2012-06-01 2013-12-04 Filtrox Engineering AG Bougie filtrante et installation de nettoyage pour la filtration par couches, filtre à couches, utilisation d'une bougie filtrante, procédé destiné à l'équipement ou au rééquipement d'une installation de filtration, procédé de commande d'un filtre à couches, procédé de commutation de phases
CN104324565A (zh) * 2014-10-28 2015-02-04 无锡纳润特科技有限公司 点焊连接式化工过滤组件
DE102022001924A1 (de) 2022-06-02 2023-12-07 GKD - Gebr. Kufferath AG. Filter mit mindestens einem Filterelement

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2046458A (en) * 1934-11-10 1936-07-07 Edward E Johnson Inc Screen
US3253714A (en) * 1963-10-01 1966-05-31 Croll Reynolds Engineering Com Pressure filter
CH484687A (de) * 1969-01-24 1970-01-31 Filtrox Maschb Ag Filterkerze
CH565020A5 (fr) * 1973-04-03 1975-08-15 Filtrox Maschinenbau Ag
US4088580A (en) * 1976-12-01 1978-05-09 Spurlock James W Cluster screen for sand control
US4378840A (en) * 1981-04-28 1983-04-05 Uop Inc. Bimetallic well screen use in injection wells and method of making same
US4428423A (en) * 1982-05-06 1984-01-31 Uop Inc. Well screen end fitting assembly and method of making same

Also Published As

Publication number Publication date
EP0203206B1 (fr) 1988-03-02
ATE32663T1 (de) 1988-03-15
EP0203206A1 (fr) 1986-12-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8310 Action for declaration of annulment
8327 Change in the person/name/address of the patent owner

Owner name: A.SUTTER AG UZWIL, UZWIL, CH

8327 Change in the person/name/address of the patent owner

Owner name: A. SUTTER AG ST. GALLEN, ST. GALLEN, CH

8311 Complete invalidation